Switch cover



FIG. 1 is a perspective view of a switch cover showing my new design, the broken lines are shown to illustrate the environment only and form no part of the claimed design;

FIG. 2 is a top elevational view of the design shown in FIG. 1;

FIG. 3 is a front elevational view as seen from the left side of FIG. 1;

FIG. 4 is a side elevational view of the design shown in FIG. 1, the undisclosed opposite side being a mirror image;

FIG. 5 is a bottom elevational view of the design shown in FIG. 1; and,

FIG. 6 is a rear elevational view of the design shown in FIG. 1. 

The ornamental design for a switch cover, as shown and described. 